... .1-100 microns 2.Stainless steel,Copper, titanium 3.According to your request processing HENGKO Copper sintered filter core Especially suitable to high ... mesh filter, muffler BSL, muffler BSLM, muffler exhaust throttle BESL, muffler exhaust throttle BESLD, copper / stainless steel sintered ( filter, cartridge, filter tube, filter, filter), porous sintered filter ...